Re: [Nouveau] [PATCH v2] vga16fb: refuse to load in face of other driver controlling primary card

From: Dave Airlie
Date: Sun Jul 25 2010 - 04:42:56 EST

On Fri, Jul 23, 2010 at 11:10 PM, Marcin Slusarz
<marcin.slusarz@xxxxxxxxx> wrote:
> On Thu, Jul 22, 2010 at 05:20:39PM -0700, Andrew Morton wrote:
>> On Tue, 20 Jul 2010 21:19:23 +0200
>> Marcin Slusarz <marcin.slusarz@xxxxxxxxx> wrote:
>> > We don't want vga16fb to mess with hardware initialized by other driver.
>> > Detect it and refuse to load.
>> > It fixes nouveau interrupt storm on some machines.

Can't we keep this all inside vga16fb? just have it walk PCI tree
looking for a primary VGA card, and if it has a driver bound, just
refuse to bind.

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